Rollup and ESLint

.eslintrc.js

@@ -1,9 +1,34 @@
 module.exports = {
-  extends: ['airbnb-typescript/base',],
+  extends: ['airbnb-typescript/base', "plugin:@typescript-eslint/recommended", "plugin:import/recommended", "plugin:import/typescript"],
   parser: '@typescript-eslint/parser',
   plugins: ['@typescript-eslint'],
   root: true,
   parserOptions: {
     project: './tsconfig.json',
+  },
+  rules: {
+    semi: ["warn", "never"],
+    "import/extensions": ["warn", "never"],
+    "@typescript-eslint/semi": ["warn", "never"],
+  },
+  settings: {
+    "import/parsers": {
+      "@typescript-eslint/parser": [".ts", ".tsx"]
+    },
+    "import/resolver": {
+      typescript: {
+        alwaysTryTypes: true,
+      },
+      node: {
+        extensions: [".js", ".jsx", ".ts", ".tsx"],
+
+      },
+    },
+    "import/extensions": [
+      ".js",
+      ".jsx",
+      ".ts",
+      ".tsx"
+    ]
   }
 };

babel.config.js

@@ -1,4 +0,0 @@
-module.exports = {
-    presets: [['@babel/preset-env', {targets: {node: 'current'}}]],
-  };
-  

jest.config.ts

@@ -6,7 +6,7 @@ const config: Config.InitialOptions = {
 
   "transform": {
     "^.+\\.jsx?$": "babel-jest",
-    "^.+\\.tsx?$": "ts-jest"
+    "^.+\\.tsx?$": ["ts-jest", { tsconfig: "tsconfig.test.json" }]
   },
   "silent": true,
   "detectOpenHandles": true,

package.json

@@ -4,7 +4,9 @@
   "description": "decentralized p2p chat library",
   "scripts": {
     "test": "jest",
-    "build": "tsc -p tsconfig.json"
+    "test:debug": "jest --silent=false",
+    "build": "rollup --config rollup.config.mjs",
+    "lint": "eslint --ext .ts,.tsx,.js,.jsx src/ -c .eslintrc.js"
   },
   "repository": {
     "type": "git",
@@ -16,21 +18,23 @@
     "url": "https://github.com/kayleegeorge/zk-chat/issues"
   },
   "homepage": "https://github.com/kayleegeorge/zk-chat#readme",
+  "main": "./dist/index.node.js",
+  "types": "dist/index.d.ts",
+  "exports": {
+    "import": "./dist/index.mjs",
+    "require": "./dist/index.node.js"
+},
   "directories": {
-    "lib": "./lib",
+    "dist": "./dist",
     "src": "./src",
     "test": "./tests"
   },
-  "main": "./lib/index.js",
-  "types": "lib/index.d.ts",
   "files": [
-    "lib/",
+    "dist/",
     "src/",
-    "tests/"
+    "LICENSE",
+    "README.md"
   ],
-  "exports": {
-    "import": "./lib/index.js"
-  },
   "dependencies": {
     "@ethersproject/providers": "^5.7.2",
     "@metamask/detect-provider": "^2.0.0",
@@ -44,31 +48,36 @@
     "@zk-kit/protocols": "^1.11.1",
     "crypto-js": "^4.1.1",
     "dotenv": "^16.0.3",
+    "ethers": "^5.7.2",
     "js-waku": "^0.30.0",
     "rlnjs": "github:Rate-Limiting-Nullifier/rlnjs"
   },
   "devDependencies": {
     "@babel/preset-env": "^7.20.2",
     "@babel/preset-typescript": "^7.18.6",
-    "@nomicfoundation/hardhat-toolbox": "^2.0.0",
+    "@nomicfoundation/hardhat-toolbox": "^1.0.2",
     "@nomiclabs/hardhat-ethers": "^2.2.1",
     "@types/chai": "^4.3.4",
     "@types/jest": "^29.2.3",
+    "@types/node": "^18.11.19",
     "@types/react": "^18.0.26",
     "@typescript-eslint/eslint-plugin": "^5.50.0",
-    "@typescript-eslint/parser": "^5.50.0",
-    "@webpack-cli/generators": "^3.0.1",
+    "@typescript-eslint/parser": "^5.51.0",
     "eslint": "^8.33.0",
     "eslint-config-airbnb-base": "^15.0.0",
     "eslint-config-airbnb-typescript": "^17.0.0",
+    "eslint-import-resolver-typescript": "^3.5.3",
     "eslint-plugin-import": "^2.27.5",
-    "ethers": "^5.7.2",
     "hardhat": "^2.12.4",
     "jest": "^29.3.1",
     "prettier": "^2.8.1",
+    "rollup": "^3.14.0",
+    "rollup-plugin-cleaner": "^1.0.0",
+    "rollup-plugin-typescript2": "^0.34.1",
+    "rollup-plugin-visualizer": "^5.9.0",
     "ts-jest": "^29.0.3",
     "ts-loader": "^9.4.1",
+    "tslib": "^2.5.0",
     "typescript": "^4.9.5"
-  },
-  "esModuleInterop": true
-}
+}
+}

rollup.config.mjs

@@ -0,0 +1,36 @@
+
+import typescript from 'rollup-plugin-typescript2';
+import cleaner from 'rollup-plugin-cleaner';
+import { visualizer } from "rollup-plugin-visualizer";
+import * as fs from "fs"
+
+const pkg = JSON.parse(fs.readFileSync("./package.json", "utf-8"))
+const banner = `/**
+ * @module ${pkg.name}
+ * @version ${pkg.version}
+ * @file ${pkg.description}
+ * @copyright Ethereum Foundation 2022
+ * @license ${pkg.license}
+ * @see [Github]{@link ${pkg.homepage}}
+*/`
+
+export default {
+  input: 'src/index.ts',
+  output: [
+    { file: pkg.exports.require, format: "cjs", banner, exports: "auto" },
+    { file: pkg.exports.import, format: "es", banner }
+  ],
+  plugins: [
+    cleaner({
+      targets: [
+        './dist/'
+      ]
+    }),
+    typescript({tsconfig: 'tsconfig.build.json'}),
+    visualizer({
+      emitFile: true,
+      filename: "stats.html",
+      template: "sunburst"
+    }),
+  ]
+};

tsconfig.build.json

@@ -0,0 +1,8 @@
+{
+  "extends": "./tsconfig.json",
+  "rootDir": "./src",
+  "outDir": "./dist",
+  "files": [
+    "src/index.ts",
+  ]
+}

tsconfig.json

@@ -1,28 +1,21 @@
 {
   "compilerOptions": {
-    "rootDir": "./src",
-    "outDir": "./lib/",
-    "target": "ES6",
-    "module": "esnext",
-    "noUnusedLocals": false,
+    "target": "ES5",
+    "module": "ES6",
+    "moduleResolution": "node",
+    "allowJs": true,
+    "allowSyntheticDefaultImports": true,
+    "noUnusedLocals": true,
     "noUnusedParameters": true,
-    "noImplicitReturns": false,
+    "noImplicitAny": false,
+    "noImplicitReturns": true,
     "noFallthroughCasesInSwitch": true,
+    "noEmitOnError": true,
     "forceConsistentCasingInFileNames": true,
-    "inlineSourceMap": true,
-    "inlineSources": true,
+    "sourceMap": true,
     "esModuleInterop": true,
     "declaration": true,
-    "moduleResolution": "Node",
-    "typeRoots": [
-      "node_modules/@types",
-      "src/types",
-    ],
-  },
-  "include": [
-    "src",
-  ],
-  "exclude": [
-    "node_modules",
-  ]
+    "declarationDir": "./dist/types",
+    "strict": true
+  }
 }

tsconfig.test.json

@@ -0,0 +1,12 @@
+{
+  "extends": "./tsconfig.json",
+  "noUnusedLocals": false,
+  "noUnusedParameters": false,
+  "noImplicitAny": false,
+  "noImplicitReturns": false,
+  "noEmitOnError": false,
+  "include": [
+    "tests"
+  ],
+  "exclude": []
+}